They hymns of the Office were composed by Brandimarte. It is the patronalfeast of Australasia, a double of the first class with an octave, and is celebrated with great splendour in the churches of the Fathers of the Foreign Missions of Paris. It has attained special celebrity since SaintJohn Bosco dedicated the mother church of his congregation at Turin to Our Lady, Help of Christians. The Salesian Fathers have carried the devotion to their numerous establishments, and prayers for her intervention are credited with the miraculouscure of BlessedArtemide Zatti.